Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAz+A0uJmgxAtH0sPYtjY7W9K9po2Xf7zII7AX1aitC9VBWvlx1/V5F+x/w… (844 chars)"
  }
}